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In human anatomy, the masseter is one of the muscles of mastication. Image File history File links No higher resolution available. ...
Image File history File links Size of this preview: 694 × 600 pixelsFull resolution (750 × 648 pixel, file size: 105 KB, MIME type: image/png) File links The following pages on the English Wikipedia link to this file (pages on other projects are not listed): Zygomatic arch Wikipedia:Grays Anatomy...
Latin is an ancient Indo-European language originally spoken in Latium, the region immediately surrounding Rome. ...
A typical adult human skeleton consists of the following 206 bones, though this number does vary owing to a variety of anatomical variations; for example, a small portion of the human population have an extra rib, or an extra lumbar vertebra. ...
The zygomatic bone (also known as the zygoma; Os Zygomaticum; Malar Bone) is a paired bone of the human skull. ...
The maxillae are the largest bones of the face, except for the mandible, and form, by their union, the whole of the upper jaw. ...
A typical adult human skeleton consists of the following 206 bones, though this number does vary owing to a variety of anatomical variations; for example, a small portion of the human population have an extra rib, or an extra lumbar vertebra. ...
(ramus mandibulæ; perpendicular portion) The ramus of the mandible is quadrilateral in shape, and has two surfaces, four borders, and two processes. ...
The ramus of the mandible (perpendicular portion) is quadrilateral in shape, and has two surfaces, four borders, and two processes. ...
Section of an artery For other uses, see Artery (disambiguation). ...
The Masseteric Artery is small and passes lateralward through the mandibular notch to the deep surface of the Masseter. ...
List of human nerves External links List of nerves This is an incomplete list, which may never be able to satisfy certain standards for completeness. ...
The Masseteric Nerve passes lateralward, above the Pterygoideus externus, in front of the temporomandibular articulation, and behind the tendon of the Temporalis; it crosses the mandibular notch with the masseteric artery, to the deep surface of the Masseter, in which it ramifies nearly as far as its anterior border. ...
Kinesiology is the scientific study of human movement. ...
Elevation is the anatomical term of motion for movement in a superior direction. ...
Retraction is the anatomical term of motion for posterior movement of the arms at the shoulders. ...
The mandible (from Latin mandibÅla, jawbone) or inferior maxillary bone is, together with the maxilla, the largest and strongest bone of the face. ...
An antagonist is a kind of muscle that acts in opposition to the movement generated by the agonist and is responsible for returning a limb to its initial position. ...
The platysma is a superficial muscle that stretches from the clavicle to the mandible overlapping the sternocleidomastoid. ...
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Mastication or chewing is the process by which food is mashed and crushed by teeth. ...
It is particularly powerful in herbivores to assist when they are chewing plants. In zoology, an herbivore is an animal that is adapted to eat primarily plants (rather than meat). ...
The masseter, or biting muscle found on either side of the mouth, is considered the strongest muscle in the human body.
Eskimos have (or used to have, when they subsisted on tough whale meat, etc.) twice the biting strength as those of us who stay away from whale meat. Inuit (ᐃᓄᐃᑦ, singular Inuk or Inuq / ᐃᓄᒃ) is a general term for a group of culturally similar indigenous peoples of the Arctic who descended from the Thule. ...
According to the 1992 Guinness Book of Records, in 1986 Richard Hofmann of Lake City, Florida achieved a bite strength of 975 lbs. for two seconds. That's more than six times the normal biting strength of a human. Suresh Joachim, minutes away from breaking the ironing world record at 55 hours and 5 minutes, at Shoppers World, Brampton. ...
Composed of 2 muscle heads, Superficial and Deep.
Superficial has fibers that run posteriorly, while Deep has fibers that run anteriorly. Both insert on Angle of the mandible, and originate superficial/anterior and deep/posterior. Both heads are anterior to the Temporomandibular Joint. (TMJ)
Innervation Along with the other three muscles of mastication, the masseter is innervated by the mandibular division of the trigeminal nerve. Mastication is a name for the process of breaking up of food and mixing it with saliva. ...
The mandibular nerve is the third branch (V3) of the trigeminal nerve. ...
The trigeminal nerve is the fifth (V) cranial nerve, and carries sensory information from most of the face, as well as motor supply to the muscles of mastication (the muscles enabling chewing), tensor tympani (in the middle ear), and other muscles in the floor of the mouth, such as the...
External links This article was originally based on an entry from a public domain edition of Gray's Anatomy. As such, some of the information contained herein may be outdated. Please edit the article if this is the case, and feel free to remove this notice when it is no longer relevant. A garden sign welcomes residents and visitors to Rogers Park as home of Loyola University Chicago. ...
GPnotebook is a British medical database for general practitioners (GPs. ...
eMedicine is an online clinical medical knowledge base that was founded in 1996. ...
The Straight Dope is a popular question and answer newspaper column published in the Chicago Reader (an alternative weekly), syndicated in thirty newspapers in the United States and Canada, and available online. ...
The public domain comprises the body of all creative works and other knowledge—writing, artwork, music, science, inventions, and others—in which no person or organization has any proprietary interest. ...
An illustration from the 1918 edition Henry Grays Anatomy of the Human Body (or Grays Anatomy as it has more commonly become known) is an anatomy textbook widely regarded as a classic work on human anatomy. ...
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